Bijan Mashouf, M.D.
Specialist · Laguna Niguel, CA
Bijan Mashouf, M.D. is a specialist with a practice address in Laguna Niguel, California, and NPI 1639308620, issued on Jul 10, 2009. Check the license (California AFE33052, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Bijan Mashouf
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- AFE33052 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11 Lancaste CT, Laguna Niguel, CA 92677
- Phone
- (949) 305-0775
- Enumerated
- Jul 10, 2009
- Record last updated
- Jul 10, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Verify Bijan Mashouf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license AFE33052Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average specialist in 2024
86 Medicare Part D claims, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium15 claims
- Celecoxib12 claims
- Minoxidil12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bijan Mashouf among 5,749 specialist records in California
Bijan Mashouf, M.D. is one of 5,749 specialist records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 60% of them.
- NPI issued2009 · 60% of these records are older, 38% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2009 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California.
All 5,749 in California → Every provider in Laguna Niguel → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Colleen Cherry, CCLS, CTLaguna Niguel, CA 926771689183105
- Tanya Evans, M.D.Laguna Niguel, CA 926771902908858
- Cheryl Kellogg, M.D.Laguna Niguel, CA 926771376561027
- Enid SealLaguna Niguel, CA 926771831255025
- Lauri BurnsTrabuco, CA 926791891168696
- Deborah Brownstone, M.D.San Clemente, CA 926731821187857
- Teresa Delatolla Fiano, PTSan Clemente, CA 926731528309754
- Amanda Fink, OTR/LSan Clemente, CA 926731275814378
Common questions
What is Bijan Mashouf, M.D.'s NPI number?
Bijan Mashouf, M.D.'s National Provider Identifier (NPI) is 1639308620, issued on Jul 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Bijan Mashouf, M.D. located?
The NPPES record lists a practice address at 11 Lancaste CT, Laguna Niguel, CA, 92677. Phone: (949) 305-0775. Providers update this record themselves, so call before visiting.
How can I verify Bijan Mashouf, M.D.'s license?
NPPES lists California license number AFE33052, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Bijan Mashouf, M.D. prescribe under Medicare Part D?
In 2024, Bijan Mashouf, M.D. had 86 Medicare Part D claims; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.